Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6348751 | Electric motor with active hysteresis-based control of winding currents and/or having an efficient stator winding arrangement and/or adjustable air gap | Joel B. Jermakian, Stephen G. Crain, Robert F. D. Piacesi | 2002-02-19 |
| 6137203 | Electric motor with active hysteresis-based control of winding currents and/or having an efficient stator winding arrangement and/or adjustable air gap | Joel B. Jermakian, Stephen G. Crain, Robert F. D. Piacesi | 2000-10-24 |